<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>作业1</title>
		<style>
			div.kuang{
							width: 800px;
							height: 150px;
							border:1px solid black;
							over flow: auto;
						}
			div.xian{
							width: 500px;
							height: 0px;
							border:1px solid black;
							margin-top: 50px;
							margin-left:87px;
							}
			.box{
				padding:1px 1px 1px 1px;
				margin:5px 5px;
				display:inline-block;
				width: 25px;
				height: 25px;
				border:1px solid black;
				border-radius: 3px;
			}
		</style>
	</head>
	<body>
	<div class="kuang">
		<div class="xian"></div>
	</div>
	<div class="box"><a href="">1</a></div>
	<div class="box"><a href="">2</a></div>
	<div class="box"><a href="">3</a></div>
	<div class="box"><a href="">4</a></div>
	<div class="box"><a href="">5</a></div>
	<div class="box"><a href="">6</a></div>
	</body>
</html>